Allergies and hypersensitivities
An allergic reaction occurs when the immune system overreacts to a foreign substance that usually causes few or no problems in most people.
Grass allergy causes someone to have an allergic reaction to grass pollen spread by the wind. Learn more about its symptoms, diagnosis and treatment.
Perfume stinks: how fragrances can affect your health
Fragrances and fragranced products cause health problems, such as asthma and headaches, in 1 in 3 people. Find out what you can do if you experience symptoms.
Food allergies in children
Trusted information on food allergies in children including peanut allergies, how to know if your child has an allergy, and food additives.
Allergic reactions to cow's milk
Trusted information about allergic reaction to cow's milk from leading Australian health organisations, including what it is, what to do, plus links to trusted resources.
Information about allergy types, as well as allergy testing, anaphylaxis, antihistamines and common related conditions such as asthma and hay fever.
Trusted information about eye allergies from leading Australian health organisations, including links to content on simple allergic conjunctivitis.
Suffering from asthma or hay fever? They may be triggered by allergies. Find out more here about allergy testing.
Allergies to seafood
Seafood allergy is complex, and 4-in-5 people with allergy to fish, shellfish or molluscs will have it for life. Find out more about the symptoms and diagnosis of seafood allergy.
Egg allergy usually starts in infancy, but most children grow out of it. Learn about the symptoms and diagnosis of egg allergy, as well as ways to avoid exposure to egg.